* http://virusscan.jotti.org/ multiscanner ( Like Virustotal, Jotti returns scan results for several different scanners. The scan engines used by Jottie differ from those used by Virustotal and thus it's often worthwhile to use both. Detection only)

* http://www.threatexpert.com/ ( an advanced automated threat analysis system designed to analyze and report the behavior of computer viruses, worms, trojans, adware, spyware, and other security-related risks in a fully automated mode )